Abstract: The invention relates to a flotation agent for lithium or phosphate ore, comprising at least one fatty acid and at least one 1-alkyl-5-oxopyrrolidine-3-carboxylic acid or 1-alkenyl-5-oxopyrrolidine-3-carboxylic acid or a mixture thereof of the formula (1) wherein R is a C7 to C21 alkyl or alkenyl group, wherein the amount of fatty acid is from 70 to 99 wt.-%, and wherein the amount of the 1-alkyl-5-oxopyrrolidine-3-carboxylic acid or 1-alkenyl-5-oxopyrrolidine-3-carboxylic acid of the formula (I) is from 1 to 30 wt.-%.

Abstract: The present disclosure relates to a gas hydrate inhibitor composition comprising from an amphiphile having a hydrophobic tail linked to a hydrophilic head group by a linking moiety, the amphiphile having the general formula (1) [R5-L-N(R1)(R2)(R3)]+X???(1) wherein each of R1 and R2 is independently an alkyl group having from 1 to 5 carbon atoms; or wherein the nitrogen atom and the R1 and R2 groups together form a substituted or unsubstituted heterocyclic group; R3 is present or not as hydrogen or an alkyl group having from 1 to 8 carbon atoms which optionally bears a hydroxy group or a carboxy group in the 2-position; L is a linking moiety comprising an optionally substituted hydrocarbyl group having at least 2 adjacent carbon atoms, at least one heteroatom selected from nitrogen and oxygen, and optionally one or more further heteroatoms; R5 is a hydrocarbyl group having from 6 to 22 carbon atoms; and X? is present as an anion when R3 is present; and from a cationic surfactant which is selected from

Abstract: Provided herein is a method for inhibiting gas hydrate formation in a system containing hydrocarbons and water. The method includes contacting the system with a gas hydrate inhibitor composition including an amidoamine of a fatty acid, optionally in the form of a cationic ammonium compound, and a nonionic surfactant selected from alkoxylated C8-C18 fatty alcohols, alkoxylated C8-C18 fatty amines, alkoxylated C8-C18 fatty acids and alkoxylated C8-C18 fatty acid amides.

Abstract: Disclosed is a gas hydrate inhibitor composition comprising an amphiphile by a linking moiety, the amphiphile having of the general formula (1) [R5-L-N(R1)(R2)(R3)]+X???(1) wherein each of R1 and R2 is an alkyl group having from 1 to 5 carbon atoms; or wherein the nitrogen atom and the R1 and R2 groups together form a heterocyclic group; R3 is present or not as hydrogen or an alkyl group having from 1 to 8 carbon atoms L is a linking moiety comprising a hydrocarbyl group having at least 2 adjacent carbon atoms, at least one heteroatom selected from nitrogen and oxygen, R5 is a hydrocarbyl group having from 6 to 22 carbon atoms; and X? is present as an anion when R3 is present; and a cationic surfactant which is selected from quaternary benzyl ammonium salts and a method of using the gas hydrate inhibitor composition.

Abstract: Use of complex polyester amines and polyester quaternary ammonium compounds as corrosion inhibitors for metal surfaces, and a method for protecting a metal surface from corrosion by contacting the metal surface with said corrosion inhibitor.

Abstract: The present disclosure relates to a gas hydrate inhibitor composition, comprising A) a compound according to formula (1) wherein R1 is an alkyl group having from 1 to 5 carbon atoms; R2 is hydrogen or an alkyl group having from 1 to 5 carbon atoms; R3 is present or not as hydrogen and organic moieties having from 1 to 20 carbon atoms; R4 is selected from —(CH2)t—, —[CH2—CHR6)t]—, —(CH2—CHR6O)u—(CH2)t— and combinations thereof; R5 is an alkyl or alkenyl group having 4 to 22 carbon atoms; R6 is hydrogen or an alkyl group having from 1 to 4 carbon atoms; R7 is hydrogen or an alkyl group having from 1 to 4 carbon atoms; R8 is present or not as hydrogen or organic moieties having from 1 to 20 carbon atoms; t is 2, 3 or 4; u is an integer between 0 and 100; n is 0 or 1 m is 0 or 2 o is 0 or 2, p is 0 or 1 X? is an anion, and a synergistic cationic surfactant which is selected from quaternary benzyl ammonium salts having besides the benzyl group at least one C8-C18-alkyl group bound to the nitrogen atom.

Abstract: The invention relates inter alia to cosmetic compositions comprising an oligoester ammonium salt (OAS) and a cosmetically component (F), where the OAS is obtained by: (i) heating a mixture of the following components (a) to (d) under continuously removing of reaction water: (a) a certain a diethanolamine compound; (b) a certain dicarboxylic acid; (c) a certain organic triol; and a monocarboxylic acid of formula R1—COOH (d), wherein R1 is linear or branched C12-C24-alkyl; (ii) reacting the oligoester of step (i) with a quarternization agent.

Abstract: The instant invention concerns a gas hydrate inhibitor comprising an N alkyl N? (N?,N?-dialkylammoniumalkyl)dicarboxylic acid diamide salt represented by the formula (I) wherein R is an alkyl or alkenyl group having from 8 to 22 carbon atoms, R1 is hydrogen, a C1- to C22 alkyl group or a C3- to C22 alkenyl group, R2 and R3 are each independently an alkyl group containing 1 to 10 carbon atoms or together form an optionally substituted ring having 5 to 10 ring atoms, wherein the ring may carry up to 3 substituents, R4 is hydrogen, A is an optionally substituted hydrocarbyl group containing from 1 to 18 carbon atoms, B is an alkylene group having from 2 to 6 carbon atoms, Y is NR5, R5 is hydrogen, a C1- to C22 alkyl group or a C3- to C22 alkenyl group, and M? is an anion, a process for producing a compound according to formula (I), the use of an N alkyl N?—(N?,N?-dialkylammoniumalkyl)dicarboxylic acid diamide salt of the formula (I) as an anti-agglomerant for gas hydrates, and a method for inhibiting the a

Abstract: The present disclosure relates to a gas hydrate inhibitor composition comprising an amphiphile having a hydrophobic tail linked to a hydrophilic head group by a linking moiety, the amphiphile having the general formula (1) [R5-L-N(R1)(R2)(R3)]+X???(1) wherein each of R1 and R2 is independently an alkyl group having from 1 to 5 carbon atoms; or wherein the nitrogen atom and the R1 and R2 groups together form a substituted or unsubstituted heterocyclic group; R3 is present or not as hydrogen or an alkyl group having from 1 to 8 carbon atoms which optionally bears a hydroxy group or a carboxy group in the 2-position; L is a linking moiety comprising an optionally substituted hydrocarbyl group having at least 2 adjacent carbon atoms, at least one heteroatom selected from nitrogen and oxygen, and optionally one or more further heteroatoms; R5 is a hydrocarbyl group having from 6 to 22 carbon atoms; and X? is present as an anion when R3 is present; and a nonionic surfactant which is selected from alkoxylated C

Abstract: Hair conditioner compositions comprising an ester of an oxalkylated alkylalkylene diamine of formula (I) wherein: R denotes C8-C24-alkyl or C8-C24-alkenyl A denotes a group —C2H4— or —C3H6 Z1 denotes a group —C(O)—R?, wherein R? denotes C5-C35-alkyl or C5-C35-alkenyl, Z2 denotes a group —C(O)—R?, wherein R? denotes C5-C35-alkyl or C5-C35-alkenyl, Z3 denotes a group —C(O)—R??, wherein R?? denotes C5-C35-alkyl or C5-C35-alkenyl, Z4 denotes a group —C(O)—R??, wherein R?? denotes C5-C35-alkyl or C5-C35-alkenyl, a denotes 0 or 1, m denotes 2 or 3, and u, v, w and x are each independently numbers from 1 to 9, or the quaternized salts thereof, and comprising at least one alcohol component, having 6 to 18 carbon atoms, lead to improved conditioning and gloss of the hair.

Abstract: The instant invention concerns a gas hydrate inhibitor comprising an N alkyl N? (N?,N?-dialkylammoniumalkyl)dicarboxylic acid diamide salt represented by the formula (I) wherein R is an alkyl or alkenyl group having from 8 to 22 carbon atoms, R1 is hydrogen, a C1- to C22 alkyl group or a C3- to C22 alkenyl group, R2 and R3 are each independently an alkyl group containing 1 to 10 carbon atoms or together form an optionally substituted ring having 5 to 10 ring atoms, wherein the ring may carry up to 3 substituents, R4 is hydrogen, A is an optionally substituted hydrocarbyl group containing from 1 to 18 carbon atoms, B is an alkylene group having from 2 to 6 carbon atoms, Y is NR5, R5 is hydrogen, a C1- to C22 alkyl group or a C3- to C22 alkenyl group, and M? is an anion, a process for producing a compound according to formula (I), the use of an N alkyl N?-(N?,N?-dialkylammoniumalkyl)dicarboxylic acid diamide salt of the formula (I) as an anti-agglomerant for gas hydrates, and a method for inhibiti

Abstract: Cosmetic compositions comprising water, at least one estolide ester compound of Formula (3) wherein n is from 1 to 10, preferably from 2 to 8, and R is selected from branched or linear C3-20-alkyl, and B) optionally at least one surfactant component B, C) optionally at least one thickener component C, D) optionally at least one hair conditioning component D, and E) optionally at least one further component E, different to A to D, can be used for improved hair treatment.

Abstract: The invention relates to a method for preparing polyglycerol, comprising —providing a catalyst salt on a support, the catalyst salt having catalytic activity with respect to an etherification reaction of a polyol selected from the group of glycerol and oligoglycerols, —contacting the catalyst salt on the support with a fluid phase comprising a polyol selected from the group of glycerol and oligoglycerols, —and subjecting the polyol in the fluid phase to an etherification reaction in the presence of the catalyst salt, thereby forming the polyglycerol.

Abstract: The invention relates to a method for preparing polyglycerol, comprising —providing a catalyst salt on a support, the catalyst salt having catalytic activity with respect to an etherification reaction of a polyol selected from the group of glycerol and oligoglycerols, —contacting the catalyst salt on the support with a fluid phase comprising a polyol selected from the group of glycerol and oligoglycerols, —and subjecting the polyol in the fluid phase to an etherification reaction in the presence of the catalyst salt, thereby forming the polyglycerol.

Abstract: A pyroglutamic acid ester of formula (1) in which A represents a C2 to C4 alkylene group; x represents a number from 1 to 100; R? represents an aliphatic, cycloaliphatic or aromatic radical that contains at least one structural unit of formula 2, and; y represents a number from 1 to 100. The use of these pyroglutamic acid esters in quantities of 0.01 to 2% by weight for preventing the formation of gas hydrates in aqueous phases that are connected to a gaseous, liquid or solid organic phase.

Abstract: This invention relates to N-alkyl-N?-poly(oxyalkyl)hexapyrimidine-quaternary ammonium salts of the formulae (Ia)-(Ic) and mixtures thereof in which R1 is C8-C30-alkyl or C8-C30-alkenyl, R2 is hydrogen, C1-C3-alkyl, —COOH or a group selected from the formulae wherein the bonding occurs via the valence containing the B residue, B is a single bond or a C1 to C3 alkylene group R3 is C1-C4-alkyl, vinyl or allyl, X? is methylsulfate or iodide, A is a 1,2-alkylene group having from 2 to 10 carbon atoms, and p is a number from 1 to 50.

Abstract: The invention relates to the use of polymers, containing between 1 and 100 mol % of structural units of the formula (1), wherein R1 means hydrogen or C1-C6 alkyl, A means C2-C4 alkylene groups, and B means C2-C4 alkylene groups, with the stipulation that A is different from B, and x and y mean an integer from 1 to 100 independent of each other, in amounts of 0.01 to 2 wt % relative to the water phase, as gas hydrate inhibitors.

Abstract: The invention provides for the use of copolymers comprising 1 to 99 mol % of structural units of the formula (1) in which R1 is hydrogen or C1-C6-alkyl, A is C2-C4-alkylene groups and B is C2-C4-alkylene groups, with the proviso that A is different than B, and x, y are each independently an integer of 1-100, and 1 to 99 mol % of structural units of the formula (3) in which R6 is hydrogen or C1-C6-alkyl, D is C2-C4-alkylene groups and z is an integer of 1-50, in amounts of 0.01 to 2% by weight, based on the water phase, as gas hydrate inhibitors.

Abstract: A method for preventing the formation of gas hydrates in an aqueous phase by adding esters of pyroglutamic acid in the quantities of from 0.01 to 2% by weight. The esters of pyroglutamic acid produced by esterifying at least one alcohols, comprising from 1 to 100 hydroxyl groups with pyroglutamic acid and/or glutamic acid, wherein the alcohol has no more than one ester group or no more than one carboxylic acid group.

Abstract: The invention provides for the use of 1-alkyl-5-oxopyrrolidine-3-carboxylic esters, preparable by esterifying alcohols having from 1 to 100 hydroxyl groups with 1-alkyl-5-oxopyrrolidine-3-carboxylic acid, in amounts of from 0.01 to 2% by weight for preventing the formation of gas hydrates in aqueous phases which are in contact with a gaseous, liquid or solid organic phase.